BLACK+DECKER 20V MAX POWERCONNECT 5-1/2 in. vs DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only
Updated July 2026 — BLACK+DECKER 20V MAX POWERCONNECT 5-1/2 in. wins on price and weight, DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only wins on power and battery.
The BLACK+DECKER offers great value for casual users, while the DEWALT excels in performance and features for professionals.
Why BLACK+DECKER 20V MAX POWERCONNECT 5-1/2 in. is better
Price
BLACK+DECKER is $64 cheaper.
User-Friendly
Tool-free adjustments make it easier for beginners.
Weight
Lighter design enhances portability.
Why DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only is better
Performance
DEWALT can cut 369 linear feet of 3/4 in. OSB.
Durability
Brushless motor ensures longer tool life.
Safety
Includes electronic blade brake for quick stops.
Overall score
Specifications
| Spec | BLACK+DECKER 20V MAX POWERCONNECT 5-1/2 in. | DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only |
|---|---|---|
| Blade Size | 5-1/2 in. | 4-1/2 in. |
| Motor Type | Brushed | Brushless |
| Bevel Capacity | 45 degrees | 45 degrees |
| Cutting Depth | 1-5/8 in. | 1-1/2 in. |
| Battery Included | Yes | No |
Dimension comparison
Overview of BLACK+DECKER and DEWALT Circular Saws
The BLACK+DECKER 20V MAX POWERCONNECT 5-1/2 in. Cordless Circular Saw is priced at $95.00, while the DEWALT ATOMIC 20V MAX* Circular Saw is available for $159.00, making the BLACK+DECKER about 17% cheaper. Both products cater to different user needs, with distinct features and specifications that set them apart.
Design and Build Quality
The BLACK+DECKER circular saw features a compact design, equipped with a versatile 5-1/2 in. blade, making it ideal for various DIY tasks. Its lightweight build enhances portability, and the tool-free adjustments allow for easy changes in blade depth and position. In contrast, the DEWALT circular saw, although slightly smaller with a 4-1/2 in. blade, boasts a robust design and a brushless motor that promises greater efficiency and longevity. The removable auxiliary handle on the DEWALT adds to its control during use, but it comes at a higher price point.
Performance and Power
When it comes to performance, the DEWALT ATOMIC Circular Saw is designed to cut through tougher materials, with the capability to handle up to 369 linear feet of 3/4 in. OSB using a compatible battery. This level of performance is particularly beneficial for professionals or serious DIYers. The BLACK+DECKER saw, while powerful and efficient for home projects, may not deliver the same level of cutting capacity but is still effective for general use, especially for lighter tasks.
Ease of Use
Both circular saws prioritize user-friendliness, but they excel in different areas. The BLACK+DECKER model features tool-free depth adjustments and blade changes, making it straightforward for novice users or those who prefer quick adjustments. The pivoting shoe adds control during cuts, enhancing its usability for varied projects. The DEWALT saw, on the other hand, includes an electronic blade brake for quick stops, an important feature for safety and productivity, particularly in a professional setting.
Battery System and Compatibility
The BLACK+DECKER includes a 20V MAX POWERCONNECT battery, which is interchangeable with other tools in the POWERCONNECT system, adding versatility for users already invested in this ecosystem. The DEWALT ATOMIC saw requires a separate purchase of a compatible battery, which can increase the overall cost. However, DEWALT's battery technology is known for its reliability and performance, making it a preferred choice for some professionals despite the additional expense.
Safety Features
Safety is a significant consideration for any power tool. The DEWALT Circular Saw includes an electronic blade brake that stops the blade quickly, enhancing safety during operation. It also features an on-board dust port for better visibility while cutting, which can be crucial for precision work. The BLACK+DECKER saw, while not as advanced in safety features, still offers essential safety through its design and ease of control, making it suitable for casual users who may not require extensive safety mechanisms.
Target Audience
The BLACK+DECKER circular saw is primarily aimed at DIY enthusiasts and homeowners looking for a reliable tool for light to moderate projects. Its lower price point and tool-free adjustments make it an attractive option for those new to woodworking or home repairs. Conversely, the DEWALT ATOMIC Circular Saw targets professionals or serious hobbyists who require a more robust tool that can handle demanding tasks. Its advanced features justify the higher price, appealing to users who prioritize performance and durability.
Which should you buy?
Choosing between the BLACK+DECKER 20V MAX POWERCONNECT Circular Saw and the DEWALT ATOMIC 20V MAX* Circular Saw ultimately depends on your specific needs and budget. If you are a casual user looking for an economical and user-friendly option for home projects, the BLACK+DECKER at $95.00 is a solid choice. However, if you require a more powerful saw with advanced features and are willing to invest more, the DEWALT at $159.00 offers superior performance and durability, making it better suited for professional use.

